<template>
  <div class="login-container">
    <div class="logo">
      <div class="form">
        <h1>登录</h1>
        <el-card shadow="never" class="login-card">
          <!--登录表单-->
          <!-- el-form:表单校验 -> el-form-item -> el-input -->
          <el-form ref="form" :model="LoginForm" :rules="LoginRules">
            <el-form-item prop="mobile">
              <el-input v-model="LoginForm.mobile" placeholder="请输入手机号" />
            </el-form-item>
            <el-form-item prop="password">
              <el-input v-model="LoginForm.password" show-password placeholder="请输入密码" />
            </el-form-item>
            <el-form-item prop="isAgree">
              <el-checkbox v-model="LoginForm.isAgree"> 用户平台使用协议 </el-checkbox>
            </el-form-item>
            <el-form-item>
              <el-button style="width: 350px" type="primary" @click="login">登录</el-button>
            </el-form-item>
          </el-form>
        </el-card>
      </div>
    </div>
  </div>
</template>
<script>

export default {
  name: 'Login',
  data() {
    return {
      LoginForm: {
        mobile: process.env.NODE_ENV === 'development' ? '13800000002' : '',
        password: process.env.NODE_ENV === 'development' ? 'hm#qd@23!' : '',
        isAgree: process.env.NODE_ENV === 'development'
      },
      LoginRules: {
        mobile: [{
          required: true,
          message: ' 请输入手机号',
          trigger: 'blur'// 校验模式，失去焦点开始校验
        }, {
          pattern: /^1[3-9]\d{9}$/,
          message: '手机号格式错误',
          trigger: 'blur'
        }],
        password: [{
          required: true,
          message: ' 请输入密码',
          trigger: 'blur'// 校验模式，失去焦点开始校验
        }, {
          min: 6,
          max: 16,
          message: '密码长度应在6-16位之间',
          trigger: 'blur'
        }],
        // required只能检测null undefined 空字符串
        // 是用自定义校验布尔值
        isAgree: [{
          validator: (rule, value, callback) => {
            // rule 校验的规则
            // value 校验的值
            // callback 函数 类比promise的resolve和reject。不论校验成功与否，都需要执行callback
            // callback()表示成功，callback(new Error(错误信息))表示失败
            value ? callback() : callback(new Error('您必须勾选用户平台使用协议'))
          }
        }]
      }
    }
  },
  methods: {
    login() {
      this.$refs.form.validate(async(isOK) => {
        if (isOK) {
          // 当我们调用dispatch方法时,它将接收两个参数:
          // 一个类型为字符串的操作名称和一个payload对象。
          // 操作名称用于标识我们要执行的操作类型
          // 而payload对象包含我们要传递给操作的数据。
          await this.$store.dispatch('user/login', this.LoginForm)
          // vuex中的action返回的promise
          // 跳转主页
          this.$router.push('/')
        }
      })
    }
  }
}
</script>
<style lang="scss">
.login-container {
  display: flex;
  align-items: stretch;
  height: 100vh;

  .logo {
    flex: 3;
    background: rgba(38, 72, 176) url(../../assets/common/login_back.png)
      no-repeat center / cover;
    border-top-right-radius: 60px;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    justify-content: center;
    padding: 0 100px;

    .icon {
      background: url(../../assets/common/logo.png) no-repeat 70px center /
        contain;
      width: 300px;
      height: 50px;
      margin-bottom: 50px;
    }

    p {
      color: #fff;
      font-size: 18px;
      margin-top: 20px;
      width: 300px;
      text-align: center;
    }
  }

  .form {
    flex: 2;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-left: 176px;

    .el-card {
      border: none;
      padding: 0;
    }

    h1 {
      padding-left: 20px;
      font-size: 24px;
    }

    .el-input {
      width: 350px;
      height: 44px;

      .el-input__inner {
        background: #f4f5fb;
      }
    }

    .el-checkbox {
      color: #606266;
    }
  }
}
</style>
